base: Redo expanded volume panel for 9.x

[ @HrX03 | @AgentFabulous - POSP ]
- Google nuked expanded volume panel in pie. Redo the current
  implementation to bring this back from the past and dejank it.
- Back to Android 8.x functionality!

Change-Id: Ie4931a4ae09483ba737a74fc32ed0a1f6acf105d
Co-authored-by: Kshitij Gupta <kshitijgm@gmail.com>